/* =====================================================================
   Cyndi Portal — AGG Staff
   Clean, large-type, light UI. Follows Wilson's large-font baseline.
   ===================================================================== */

:root{
  --bg:#f4f6f9;
  --panel:#ffffff;
  --border:#e4e8ef;
  --ink:#12233f;
  --muted:#5c6b84;
  --brand:#12233f;          /* deep navy */
  --brand-2:#2b5aa0;        /* accent blue */
  --accent:#e0782d;         /* warm accent for highlights */
  --user-bubble:#2b5aa0;
  --user-bubble-text:#fff;
  --ai-bubble:#f1f4f9;
  --ai-bubble-border:#e4ebf5;
  --success:#1f9d55;
  --danger:#d64545;
  --radius:14px;
  --shadow:0 6px 24px rgba(18,35,63,.07);
}

*{box-sizing:border-box;margin:0;padding:0}
html,body{height:100%}
body{
  font-family:"Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  font-size:18px;                  /* slightly above standard baseline */
  background:var(--bg);
  color:var(--ink);
  -webkit-font-smoothing:antialiased;
}
a{color:inherit}
button{font-family:inherit}

/* ---------- Top nav ---------- */
.topnav{
  background:var(--panel);
  border-bottom:1px solid var(--border);
  position:sticky;top:0;z-index:50;
}
.topnav-inner{
  max-width:1180px;margin:0 auto;padding:10px 20px;
  display:flex;align-items:center;gap:18px;flex-wrap:wrap;
}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-size:21px;font-weight:700;color:var(--ink)}
.brand-badge{
  width:38px;height:38px;border-radius:10px;background:var(--brand);color:#fff;
  display:grid;place-items:center;font-weight:800;font-size:20px;
}
.brand-name{color:var(--brand)}
.brand-sub{color:var(--muted);font-weight:500;font-size:14px;letter-spacing:.03em}
.topnav-links{margin-left:auto;display:flex;align-items:center;gap:16px}
.topnav-links > a{font-weight:600;color:var(--brand-2);text-decoration:none;font-size:17px}
.nav-user{font-weight:600;font-size:16px;color:var(--ink);display:flex;align-items:center;gap:8px}
.role-pill{font-size:12px;font-weight:700;text-transform:uppercase;padding:3px 9px;border-radius:999px}
.role-admin{background:#fdecea;color:var(--danger)}
.role-manager{background:#e8f1fd;color:var(--brand-2)}
.role-staff{background:#eef0f3;color:var(--muted)}
.inline{display:inline}
.link-btn{background:none;border:none;color:var(--danger);font-weight:600;cursor:pointer;font-size:16px}
.link-btn:hover{text-decoration:underline}

/* ---------- Layout shell ---------- */
.app-shell{min-height:calc(100vh - 58px)}

/* ---------- Buttons ---------- */
.btn{
  display:inline-block;background:var(--brand-2);color:#fff;border:none;
  font-weight:700;font-size:17px;padding:12px 22px;border-radius:10px;
  cursor:pointer;text-decoration:none;
}
.btn:hover{filter:brightness(1.06)}
.btn:disabled{opacity:.55;cursor:not-allowed}
.btn-block{width:100%}
.btn-danger{background:var(--danger)}
.btn-ghost{background:#fff;color:var(--brand-2);border:1px solid var(--border)}
.btn-ghost:hover{background:var(--bg)}

/* ---------- Forms ---------- */
.field{display:block;margin-bottom:18px}
.field label{display:block;font-weight:600;font-size:15px;color:var(--ink);margin-bottom:6px}
.field input,.field select,.field textarea{
  width:100%;padding:12px 14px;border:1px solid var(--border);border-radius:10px;
  font-size:17px;background:#fff;color:var(--ink);
}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:none;border-color:var(--brand-2);box-shadow:0 0 0 3px rgba(43,90,160,.12);
}
.input-inline{display:flex;gap:8px}
.input-inline input{flex:1}

.error-wrap{background:#fdecea;border:1px solid #f5c2c2;color:#a33327;padding:10px 14px;border-radius:10px;margin-bottom:14px;font-size:15px}
.error-wrap ul{margin-left:18px}
.flash{background:#e9f6ee;border:1px solid #b9e3ca;color:#166b39;padding:11px 14px;border-radius:10px;margin-bottom:16px;font-size:16px}

/* ---------- Cards / auth ---------- */
.auth-wrap{
  min-height:100vh;display:grid;place-items:center;padding:24px;
  background:linear-gradient(135deg,#12233f 0%,#1c3a6b 55%,#2b5aa0 130%);
}
.auth-card{background:#fff;width:100%;max-width:420px;border-radius:18px;padding:34px 32px;box-shadow:0 20px 60px rgba(0,0,0,.25)}
.auth-card .brand{justify-content:center;margin-bottom:8px}
.auth-card h1{font-size:26px;color:var(--ink);text-align:center;margin-bottom:4px}
.auth-card p.tagline{text-align:center;color:var(--muted);margin-bottom:24px;font-size:15px}
.card-actions{display:flex;gap:10px;margin-top:6px}

/* ---------- Chat layout ---------- */
.chat-layout{
  height:calc(100vh - 58px);height:calc(100dvh - 58px);
  display:flex;max-width:1240px;margin:0 auto;overflow:hidden;
}
.sidebar{
  width:288px;background:var(--panel);border-right:1px solid var(--border);
  display:flex;flex-direction:column;flex-shrink:0;
}
.sidebar .new-btn{
  margin:16px;background:var(--brand);color:#fff;border:none;border-radius:12px;
  padding:13px;font-size:16px;font-weight:600;cursor:pointer;display:flex;gap:10px;align-items:center;justify-content:center;
}
.sidebar .new-btn:hover{filter:brightness(1.12)}
.session-list{flex:1;overflow-y:auto;padding:4px 10px 16px}
.session-item{
  display:flex;align-items:center;gap:8px;width:100%;text-align:left;
  padding:11px 12px;border-radius:10px;background:transparent;border:none;
  font-size:15px;color:var(--ink);cursor:pointer;margin-bottom:2px;
}
.session-item:hover{background:var(--bg)}
.session-item.active{background:#e8f1fd;color:var(--brand-2);font-weight:600}
.session-item .t{flex:1;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.session-item .del{color:var(--muted);background:none;border:none;cursor:pointer;font-size:14px;padding:0 2px}
.session-item .del:hover{color:var(--danger)}
.side-foot{padding:12px 16px;border-top:1px solid var(--border);font-size:13px;color:var(--muted)}

/* ---------- Chat main ---------- */
.chat-main{flex:1;display:flex;flex-direction:column;min-width:0;background:#fff}
.chat-head{
  padding:14px 24px;border-bottom:1px solid var(--border);
  display:flex;align-items:center;gap:12px;
}
.chat-head .h-title{font-weight:700;color:var(--ink);font-size:18px}
.chat-head .h-sub{color:var(--muted);font-size:14px}

.thread{flex:1;overflow-y:auto;padding:28px 24px;display:flex;flex-direction:column;gap:22px}
.empty-state{
  margin:auto;text-align:center;color:var(--muted);max-width:420px;
}
.empty-state .sun{font-size:46px;margin-bottom:12px}
.empty-state h2{color:var(--ink);font-size:22px;margin-bottom:8px}
.empty-state p{font-size:16px;line-height:1.6}

.msg{max-width:820px;display:flex;flex-direction:column;gap:8px;width:100%;align-self:flex-start}
.msg .who{font-size:13px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.msg .bubble{
  padding:15px 18px;border-radius:16px;line-height:1.7;white-space:pre-wrap;
  word-wrap:break-word;font-size:18px;
}
.msg.user{align-self:flex-end;align-items:flex-end}
.msg.user .who{color:var(--brand-2)}
.msg.user .bubble{background:var(--user-bubble);color:var(--user-bubble-text);border-bottom-right-radius:4px}
.msg.ai .bubble{background:var(--ai-bubble);border:1px solid var(--ai-bubble-border);border-bottom-left-radius:4px}
.msg.err .bubble{background:#fdf1f0;border:1px solid #f2cfcc;color:#a33327}
.msg .bubble p{margin:0 0 10px}
.msg .bubble p:last-child{margin:0}
.msg .bubble ul,.msg .bubble ol{margin:6px 0 10px 20px}
.msg .bubble code{background:#eef2f8;padding:2px 6px;border-radius:5px;font-size:15px}

/* typing indicator */
.typing{display:inline-flex;gap:4px}
.typing span{width:8px;height:8px;border-radius:50%;background:var(--brand-2);opacity:.4;animation:blink 1.3s infinite}
.typing span:nth-child(2){animation-delay:.2s}
.typing span:nth-child(3){animation-delay:.4s}
@keyframes blink{0%,80%,100%{opacity:.2}40%{opacity:1}}

/* input bar */
.composer{border-top:1px solid var(--border);padding:16px 24px 22px}
.composer-box{
  display:flex;gap:10px;border:1px solid var(--border);border-radius:16px;
  padding:8px 8px 8px 18px;background:var(--panel);align-items:flex-end;
  box-shadow:var(--shadow);
}
.composer-box textarea{
  flex:1;border:none;outline:none;resize:none;font-size:18px;line-height:1.5;
  padding:8px 0;background:transparent;color:var(--ink);font-family:inherit;max-height:180px;
}
.send-btn{
  width:46px;height:46px;border-radius:12px;border:none;background:var(--brand-2);
  color:#fff;font-size:19px;cursor:pointer;flex-shrink:0;display:grid;place-items:center;font-weight:800;
}
.send-btn:disabled{opacity:.5;cursor:not-allowed}
.composer-hint{font-size:12px;color:var(--muted);text-align:center;margin-top:10px}

/* ---------- Admin generic ---------- */
.page{padding:28px 24px;max-width:1180px;margin:0 auto}
.page h1{font-size:30px;color:var(--ink);margin-bottom:6px}
.page .sub{color:var(--muted);font-size:16px;margin-bottom:24px}
.grid-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(210px,1fr));gap:16px;margin-bottom:26px}
.stat-card{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px 20px}
.stat-card .n{font-size:34px;font-weight:800;color:var(--brand-2)}
.stat-card .l{font-size:14px;color:var(--muted);font-weight:600;margin-top:2px}

.panel{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:20px;margin-bottom:22px}
.panel h2{font-size:20px;color:var(--ink);margin-bottom:16px}
.panel .row{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid var(--border);padding:9px 0;font-size:16px}
.panel .row:last-child{border-bottom:none}
.panel .row .k{color:var(--muted)}
.panel .row .v{font-weight:600;color:var(--ink);text-align:right}

table.tbl{width:100%;border-collapse:collapse;font-size:15px}
.tbl th{text-align:left;color:var(--muted);text-transform:uppercase;font-size:12px;letter-spacing:.05em;padding:8px 10px;border-bottom:2px solid var(--border)}
.tbl td{padding:10px;border-bottom:1px solid var(--border);vertical-align:top}
.tbl tr:hover{background:#fafbfd}

.pills{display:flex;gap:12px}
.pills .stat-card{flex:1}
.toolbar{display:flex;gap:10px;align-items:center;margin-bottom:18px;flex-wrap:wrap}
.toolbar input[type=text]{padding:10px 12px;border:1px solid var(--border);border-radius:9px;font-size:16px;min-width:240px}

.badge{display:inline-block;font-size:12px;font-weight:700;padding:3px 9px;border-radius:999px}
.badge.on{background:#e9f6ee;color:var(--success)}
.badge.off{background:#f1eef0;color:#8a7f88}
.badge.suc{background:#e9f6ee;color:var(--success)}
.badge.err{background:#fdecea;color:var(--danger)}

.pagination nav{display:flex;gap:6px;margin-top:16px;flex-wrap:wrap}
.pagination nav a,.pagination nav span{
  padding:6px 12px;border:1px solid var(--border);border-radius:8px;font-size:14px;text-decoration:none;color:var(--brand-2);
}
.pagination nav .current{background:var(--brand-2);color:#fff}

.muted{color:var(--muted)}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:13px}
.textarea-lg{min-height:220px;font-family:inherit;font-size:16px;line-height:1.6}
small.hint{display:block;color:var(--muted);font-size:13px;margin-top:4px}

.summary-box{
  background:#f8fafc;border:1px solid var(--border);border-radius:12px;
  padding:14px 18px;font-size:16px;line-height:1.7;margin-bottom:16px;
  max-height:260px;overflow:auto;
}

/* ---------- Responsive ---------- */
@media (max-width:820px){
  .chat-layout{flex-direction:column}
  .sidebar{width:100%;flex-direction:row;height:auto;border-right:none;border-bottom:1px solid var(--border);overflow-x:auto}
  .sidebar .new-btn{margin:10px;white-space:nowrap}
  .session-list{display:flex;gap:6px;overflow-x:auto;padding:8px;flex:none}
  .session-item{white-space:nowrap}
  .side-foot{display:none}
  .topnav-links{gap:12px}
  body{font-size:17px}
}